{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe4d919664547cd483838d02d7d5bde25b2658983228bf735982552365d1f1885",
    "signature": "0xda942df4717fe243d042cc7fcad26c73a01ed09f964b99d411f0bae6b97ac4ef17f931bc45f233d2972123abb4ae2d35a6eb6d5edea0f3bef0e3ae809d8747dd1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}